#ifndef DS2404_H #define DS2404_H #include "devlegcy.h" typedef struct _ds2404_config ds2404_config; struct _ds2404_config { UINT32 ref_year; UINT8 ref_month; UINT8 ref_day; }; #define MDRV_DS2404_ADD(_tag, _ref_year, _ref_month, _ref_day) \ MDRV_DEVICE_ADD(_tag, DS2404, 0) \ MDRV_DEVICE_CONFIG_DATA32(ds2404_config, ref_year, _ref_year) \ MDRV_DEVICE_CONFIG_DATA32(ds2404_config, ref_month, _ref_month) \ MDRV_DEVICE_CONFIG_DATA32(ds2404_config, ref_day, _ref_day) /* 1-wire interface reset */ WRITE8_DEVICE_HANDLER( ds2404_1w_reset_w ); /* 3-wire interface reset */ WRITE8_DEVICE_HANDLER( ds2404_3w_reset_w ); READ8_DEVICE_HANDLER( ds2404_data_r ); WRITE8_DEVICE_HANDLER( ds2404_data_w ); WRITE8_DEVICE_HANDLER( ds2404_clk_w ); /* device get info callback */ DECLARE_LEGACY_NVRAM_DEVICE(DS2404, ds2404); #endif